<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div>
  <!--两种绑定事件的方法-->
  <input type="button" value="按钮1" @click="f()">
  <input type="button" value="按钮2" v-on:click="f()">
  <!--值改变事件-->
  <select @change="c()"  v-model="city">
    <option>北京</option>
    <option>上海</option>
    <option>广州</option>
  </select>
    <!--失去焦点事件-->
    <input type="text" @blur="b()">

</div>
<script src="https://lf3-cdn-tos.bytecdntp.com/cdn/expire-1-M/vue/2.6.14/vue.min.js"></script>
<script>
  let  v = new Vue({
    el:"div",
    data:{
     city:""
    },
     methods:{
      f:function () {
        console.log("按钮点击了");
      },
       c:function () {
         console.log("值改变了"+v.city)
       },
         b:function () {
             console.log("编辑完成!")
         }
     }
  })
</script>
</body>
</html>